| evaluation of an egg yolk enzyme-linked immunosorbent assay antibody test and its use to assess the prevalence of mycoplasma synoviae in uk laying hens. | the frequency of mycoplasma synoviae exposure in a convenience sample of commercial layers was established by the presence of antibody in eggs. chloroform-extracted egg yolks were found to be more suitable than saline-extracted yolks, and were used with a commercial enzyme-linked immunosorbent assay kit, having first established the sensitivity and specificity of the kit with eggs from known m. synoviae-positive and m. synoviae-negative flocks. for the prevalence study, pooled yolks from 12 eggs ... | 2004 | 14681073 |
| demonstration of ornithobacterium rhinotracheale in pheasants (phasianus colchicus) with pneumonia and airsacculitis. | outbreaks of respiratory disease were investigated in reared pheasants (phasianus colchicus) aged approximately 18 to 32 weeks, released into the semi-wild on four shooting estates in southern england. the clinical signs in the affected birds included swelling of the face and eyes, loss of condition, gasping respirations and coughing. the gross pathology findings included sinusitis, airsacculitis, pleural oedema and lung lesions. the histopathological findings in the affected lungs were characte ... | 2013 | 23581445 |